The albumen silver print is a photographic printing process that was widely used in the 19th century. It involves coating paper support with a mixture of egg whites and salt, which creates a glossy surface to h More
Photograph shows Willie Lincoln (left), who died Feb. 20, 1862, age eleven, and his younger brother Tad (Thomas), posed with their mother's nephew, Lockwood Todd, in Mathew Brady's studio in Washington, D.C. More